Thermo Scientific Orion Star A216 User manual

Thermo Scientific Orion Star A216 Benchtop
and Star A326 Portable pH/RDO/DO Meters
Reference Guide

Ross and the COIL trade dress are trademarks of Thermo Fisher Scientific, Inc. and
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© 2011 Thermo Fisher Scientific Inc. All rights reserved. All trademarks are the property of
Thermo Fisher Scientific, Inc. and its subsidiaries.
The specifications, descriptions, drawings, ordering information and part numbers within this
document are subject to change without notice.
This publication supersedes all previous publications on this subject.

Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meters
Chapter 1 Introduction ..........................................................1
Chapter 2 Meter Overview.......................................................3
MeterConnectionsandInputs.......................................... 3
PowerSource....................................3
ElectrodesandOtherConnections....................4
ConnectingElectrodetheBenchtopMeter..............5
MeterDisplay ........................................................ 6
MeterKeypad......................................................... 7
MeterMaintenance................................................... 8
Chapter 3 Meter Setup ..........................................................9
NavigatingtheSetupMenu ............................................ 9
SetupMenuOverview................................................. 9
pHChannelMenu................................10
DO/RDOChannelMenu...........................12
SettingsMenu...................................14
ViewLogMenu..................................15
DiagnosticsMenu................................15
Chapter 4 pH, RmV and ORP Calibration ..........................................17
pHCalibration....................................................... 17
CalibrationEditing................................18
RmVCalibration ..................................................... 18
ORPCalibration ..................................................... 19
Chapter 5 RDO/DO Calibration ..................................................21
AirDissolvedOxygenCalibration...................................... 21
WaterDissolvedOxygenCalibration................................... 22
ManualDissolvedOxygenCalibration.................................. 23
SetZeroDissolvedOxygenCalibration................................. 24
Chapter 6 Temperature Calibration ..............................................25
Chapter 7 Measurement........................................................27
Chapter 8 Methods ............................................................29
SavingtheCurrentMeterSettingsasaNewMethod..................... 29
LoadinganExistingMethod........................................... 29
Editing,CopyingorDeletinganExistingMethod......................... 30

Chapter 9 Data Storage and Retrieval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
DataStorageSettings................................................ 31
ReadTypeSelection..............................31
ComputerandPrinterExportSettings.................32
DataLogSettings................................32
ViewingtheCalibrationLogandDataLog .............................. 33
ViewingtheCalibrationLog........................ 33
ViewingtheDataLog............................. 33
ExportingtheDataLogtoaComputerorPrinter......................... 34
ClearingtheDataLog................................................. 35
InterfacingaPrinter.................................................. 36
InterfacingaComputer............................................... 36
Chapter 10 Customer Services ...................................................37
MeterErrorsandRecommendedActions............................... 37
MeterSelfTestandCheckout ......................................... 38
MeterSelfTest................................. 38
MeterCheckout(pH)............................. 38
ElectrodeStabilityTest............................................... 39
MeterFactoryReset ................................................. 39
MeterUserReset .................................................... 40
AboutMeter......................................................... 40
Assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Warranty and Registration ............................................ 40
OrderingInformation................................................. 41
Chapter 11 Meter Compliance....................................................45
NoticeofCompliance................................................. 45
WEEECompliance ................................................... 45
DeclarationofConformity............................................. 46
MeterSpecifications................................................. 47
Appendix 1 Advanced Meter Features .............................................51
Automatic pH Buffer Recognition Feature............................... 51
Testing a pH Electrode for Automatic Buffer Recognition . .51
ElectrodeConditionIcon ............................................. 52
MultipointCalibrationCurveFeature .................................. 53
DissolvedOxygenBarometricPressureCompensation .................. 53
DissolvedOxygenSalinityCorrection.................................. 54

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1
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Chapter 1 Introduction
Thank you for your purchase of the Orion Star A216 benchtop pH/RDO/DO or Star A326 portable pH/RDO/DO meter.
These meters are capable of measuring pH, mV, relative mV (RmV), ORP, dissolved oxygen and temperature in °C or °F.
The Orion Star A216 benchtop pH/RDO/DO meters feature
t Q)SBOHFPGUPQ)VOJUTXJUIPSSFTPMVUJPOBOEVQUPDBMJCSBUJPOQPJOUT
t N7SFMBUJWFN7BOE031SBOHFPGUPN7XJUIN7SFTPMVUJPO
t %JTTPMWFEPYZHFOSBOHFPGUPNH-PSUPTBUVSBUJPOVTJOHBO3%0PQUJDBMEJTTPMWFE
PYZHFOQSPCFXJUIBSFTPMVUJPOPGPSNH-BOEPSTBUVSBUJPO
t %JTTPMWFEPYZHFOSBOHFPGUPNH-PSUPTBUVSBUJPOVTJOHBQPMBSPHSBQIJDEJTTPMWFE
PYZHFOQSPCFXJUIBSFTPMVUJPOPGPSNH-BOEPSTBUVSBUJPO
t "6503&"%DPOUJOVPVTXJUIIPMEPQUJPOBOEUJNFENFBTVSFNFOUNPEFT
t DBMJCSBUJPOFEJUJOH
t QPJOUEBUBMPH
t NBOVBMSFBEZ"6503&"%BOEUJNFEEBUBMPHHJOHGVODUJPOT
t *1SBUFEEVTUBOETQMBTISFTJTUBOUIPVTJOH
The Orion Star A326 portable pH/RDO/DO meters feature
t Q)SBOHFPGUPQ)VOJUTXJUIPSSFTPMVUJPOBOEVQUPDBMJCSBUJPOQPJOUT
t N7SFMBUJWFN7BOE031SBOHFPGUPN7XJUIN7SFTPMVUJPO
t %JTTPMWFEPYZHFOSBOHFPGUPNH-PSUPTBUVSBUJPOVTJOHBO3%0PQUJDBMEJTTPMWFE
PYZHFOQSPCFXJUIBSFTPMVUJPOPGPSNH-BOEPSTBUVSBUJPO
t %JTTPMWFEPYZHFOSBOHFPGUPNH-PSUPTBUVSBUJPOVTJOHBQPMBSPHSBQIJDEJTTPMWFE
PYZHFOQSPCFXJUIBSFTPMVUJPOPGPSNH-BOEPSTBUVSBUJPO
t "6503&"%DPOUJOVPVTXJUIIPMEPQUJPOBOEUJNFENFBTVSFNFOUNPEFT
t DBMJCSBUJPOFEJUJOH
t QPJOUEBUBMPH
t NBOVBMSFBEZ"6503&"%BOEUJNFEEBUBMPHHJOHGVODUJPOT
t *1SBUFEEVTUQSPPGBOEXBUFSQSPPGIPVTJOH
1MFBTFSFBEUIJTSFGFSFODFHVJEFUIPSPVHIMZ"OZVTFPVUTJEFPGUIFTFJOTUSVDUJPOTNBZJOWBMJEBUFZPVSXBSSBOUZBOE
cause permanent damage to the meter.

2Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
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3
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Chapter 2 Meter Overview
Meter Connections and Inputs
Power Source
 1PXFSBEBQUFSJODMVEFEXJUICFODIUPQNFUFSTTPMETFQBSBUFMZGPSQPSUBCMFNFUFST
B 4FMFDUUIFBQQSPQSJBUFXBMMTPDLFUQMVHQMBUF
b. Slide off the clear plastic cover from the plug plate.
D 4MJEFUIFQMVHQMBUFJOUPUIFHSPPWFPOUIFCBDLPGUIFQPXFSBEBQUFS
E $POOFDUUIFQPXFSBEBQUFSUPUIFNFUFSBOEQPXFSPVUMFU
 #BUUFSJFTJODMVEFEXJUIQPSUBCMFNFUFSTTPMETFQBSBUFMZGPSCFODIUPQNFUFST
a. Select four AA alkaline batteries.
C $POmSNUIBUUIFNFUFSJTQPXFSFEPGG
c. Remove the battery compartment cover.
J #FODIUPQNFUFSToQVTIEPXOPOUIFCBUUFSZDPNQBSUNFOUUBCBOEMJGUUIFCBUUFSZDPWFSVQ
JJ1PSUBCMFNFUFSToMPPTFOUIFTDSFXTIPMEJOHUIFCBUUFSZDPWFSSFMFBTFUIFUPQQPSUJPOPGUIF
battery cover from the meter (use a coin or your finger) and release the bottom portion of the
battery cover.
E 0SJFOUBUFUIFCBUUFSJFTBTTIPXOJOUIFCBUUFSZDPNQBSUNFOUIPVTJOHBOEJOTFSUCBUUFSJFT
F 3FQMBDFUIFCBUUFSZDPNQBSUNFOUDPWFS'PSQPSUBCMFNFUFSToSFQMBDFUIFTDSFXT
1VTIEPXOPOUBCBOEMJGUUIF
battery cover
Orion Star A Series Benchtop
3FNPWFTDSFXT
Orion Star A Series Portable

4Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Electrodes and Other Connections
1. Prepare the pH electrode, RDO optical dissolved oxygen probe, polarographic dissolved oxygen probe and any other
applicable electrodes according to the directions in the
electrode user guide.
 $POOFDUUIFBQQSPQSJBUFJUFNTBTMBCFMFEPOUIFNFUFSBOEBTTIPXOJOUIFmHVSFCFMPX
t #/$o*OQVUGPSQ)FMFDUSPEFPS031SFEPYFMFDUSPEFXJUI#/$PSXBUFSQSPPG#/$DPOOFDUPS
t 3&'o*OQVUGPSSFGFSFODFFMFDUSPEFXJUITUBOEBSENNQJOUJQDPOOFDUPS
t "5$$0/o*OQVUGPS"5$QSPCFXJUIQJO.JOJ%*/DPOOFDUPS
t (SPVOEo*OQVUGPSBHSPVOEXJSFXJUIBTUBOEBSEQJOUJQDPOOFDUPSOrion Star A216 benchtop meters only.
t %03%0o*OQVUGPS3%0PQUJDBMEJTTPMWFEPYZHFOQSPCFPSQPMBSPHSBQIJDEJTTPMWFEPYZHFOQSPCFXJUI
QJO.JOJ%*/DPOOFDUPS
t 1PXFSo*OQVUGPSUIFQPXFSBEBQUFS
t 4UJSSFSo*OQVUGPSUIFTUJSSFSQSPCF$BU/POrion Star A216 benchtop meters only.
t 64#o*OQVUGPSUIF64#DBCMFVTFEUPDPOOFDUUIFNFUFSUPBQSJOUFSPSDPNQVUFS
t 34o*OQVUGPSUIF34DBCMFVTFEUPDPOOFDUUIFNFUFSUPBQSJOUFSPSDPNQVUFS
BNC
RS232USB
Ref.
ATC/CONDO/RDO
Ground
Power Stirrer
DO/
RDO
ATC/
COND
POWER
USB
REF
RS232
BNC
Star A216 Meter Back Panel
Star A326 Meter Back Panel

5
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Connecting Electrode Arm to an Orion Star A Series Benchtop Meter
Orion Star A series benchtop meters include an electrode arm that can be attached to either side of the meter.
 6OQBDLUIFFMFDUSPEFBSNBOECBTF
2. Choose the side of the meter to attach the arm.
 6TFBDMFBOTVSGBDFBOEUVSOUIFNFUFSPWFS
 3FMFBTFUIFFYJTUJOHTDSFXGSPNUIFCBDLPGUIFNFUFS
 "MJHOUIFFMFDUSPEFBSNCBTFXJUIUIFDJSDMFTBUUIFCPUUPNPGUIFNFUFS5IFNFUBMQPTUPOUIFFMFDUSPEFBSNCBTF
should be on the same side as the meter display.
 5BLFUIFTDSFXUIBUXBTSFNPWFEBOEVTFJUUPTFDVSFUIFFMFDUSPEFBSNCBTFUPUIFNFUFS
 5VSOUIFNFUFSPWFS
 1MBDFUIFIPMFBUUIFCPUUPNPGUIFFMFDUSPEFBSNPOUPUIFNFUBMQPTUPOUIFFMFDUSPEFBSNCBTF

6Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Meter Display
Display Icon Description
4IPXOXIFOUIFNFUFSJTSVOOJOHPO"$QPXFS
4IPXOXIFOUIFNFUFSIBTCBUUFSJFTJOTUBMMFE
*OEJDBUFTEBUBJTCFJOHTFOUUPBDPNQVUFSPSQSJOUFS
*OEJDBUFTEBUBJTCFJOHTFOUUPUIFEBUBMPH
4IPXOXIFOBOBMBSNJTTFUBOEUIFBMBSNWBMVFJTSFBDIFE
*OEJDBUFTUIFNFUFSJTTFUUPCFJOUFSGBDFEXJUIBQSJOUFSPSDPNQVUFSWJBUIF34QPSU
*OEJDBUFTUIFNFUFSJTTFUUPCFJOUFSGBDFEXJUIBQSJOUFSPSDPNQVUFSWJBUIF64#QPSU
Displays the time and date entered in the setup menu.
25.0˚C
ATC
%JTQMBZTUIFDVSSFOUUFNQFSBUVSFCBTFEPOUIFUFNQFSBUVSFQSPCFSFBEJOHPSFOUFSFEUFNQFSBUVSFWBMVF4IPXTUIF
PSJHJOPGUIFUFNQFSBUVSFBT."/FOUFSFEUFNQFSBUVSFPS"5$UFNQFSBUVSFQSPCF
HOLD 4IPXOXIFO is pressed and the displayed measurement is frozen.
*OEJDBUFTBDBMJCSBUJPOXBTTVDDFTTGVMMZDPNQMFUFE*DPOXJMMCMJOLXIFOUIFDBMJCSBUJPOBMBSNJTTFUBOEUIF
alarm value is reached.
*OEJDBUFTUIFQ)FMFDUSPEFDPOEJUJPOBTHPPEUXPCBSTGBJSPOFCBSPSCBETMBTIUISPVHIJUCBTFEPOUIFMBTU
saved calibration and measurement stability.
M
100 *OEJDBUFTBNFUIPEJTJOVTFBOEUIFOVNCFSPGUIFNFUIPECFJOHVTFE
pH *OEJDBUFTUIFUZQFPGNFBTVSFNFOUBOEEFUFSNJOFTUIFUZQFPGDBMJCSBUJPOUIBUXJMMCFQFSGPSNFE
ready Specifies the stability of the electrode as stabilizing or ready.
4IPXOXIFOUIFNFUFSJTJO"6503&"%NPEF5IF JDPOXJMMCMJOLXIJMFUIFSFBEJOHJTTUBCJMJ[JOHBOETUPQ
CMJOLJOHXIFOUIFSFBEJOHJTTUBCMFBOEUIFNFBTVSFNFOUJTMPDLFEPOUIFEJTQMBZ
7.000 pH %JTQMBZTUIFNFBTVSFNFOUWBMVFCBTFEPOUIFMBTUTBWFEDBMJCSBUJPOBOEDVSSFOUFMFDUSPEFSFBEJOH6OJUTBSF
TIPXOUPUIFSJHIUPGUIFWBMVF
0.0mV 4IPXTUIFSBXNJMMJWPMUSFBEJOHPGUIFFMFDUSPEFpH mode only.
BUFFERS: 1.68,
…4IPXTUIFCVGGFSWBMVFTVTFEGPSUIFMBTUTBWFEDBMJCSBUJPOpH mode only.
Auto Baro Press
: 757.3 4IPXTUIFCBSPNFUSJDQSFTTVSFNFBTVSFECZUIFNFUFS(Auto) or entered by operator (Man.) and used to correct
dissolved oxygen measurements. RDO/DO modes only.
Salt: 0.0 Displays the salinity correction factor used to correct dissolved oxygen measurements. RDO/DO modes only.
4IPXTUIFPQFSBUPSBTTJHOFETBNQMF*%OVNCFS
4IPXTUIFPQFSBUPSBTTJHOFEVTFS*%OVNCFS
cal %JTQMBZTUIFBDUJPOUIBUXJMMCFQFSGPSNFEXIFOf1 is pressed.
sample ID %JTQMBZTUIFBDUJPOUIBUXJMMCFQFSGPSNFEXIFOf2 is pressed.
channel %JTQMBZTUIFBDUJPOUIBUXJMMCFQFSGPSNFEXIFOf3 is pressed.

7
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Meter Keypad
Press the f1, f2 and f3GVODUJPOLFZTUPQFSGPSNUIFBDUJPOTIPXOBCPWFFBDILFZPOUIFEJTQMBZ
Press to turn the meter on.
8IFOUIFNFUFSJTPOQSFTTBOERVJDLMZSFMFBTFUPUVSOUIFEJTQMBZCBDLMJHIUPOPSPGGPSIPMEEPXOUP
turn the meter off.
*OUIFNFBTVSFNFOUNPEFQSFTTUPUBLFBNFBTVSFNFOU
*OUIFTFUVQDBMJCSBUJPOBOEPUIFSNFOVTQSFTTUPFTDBQFUIFDVSSFOUNFOVBOESFUVSOUPUIF
measurement mode.
*OUIFNFBTVSFNFOUNPEFQSFTTUPFOUFSUIFTFUVQNFOV
*OUIFTFUVQDBMJCSBUJPOBOEPUIFSNFOVTQSFTTUPTDSPMMVQUISPVHIBMJTUPGPQUJPOT
*OUIFDPOUJOVPVTNFBTVSFNFOUNPEFQSFTTUPIPMEGSFF[FUIFEJTQMBZFENFBTVSFNFOUBOEQSFTT
again to release (unfreeze) the measurement.
*OUIFTFUVQDBMJCSBUJPOBOEPUIFSNFOVTQSFTTUPTDSPMMMFGUUISPVHIBMJTUPGPQUJPOT
*OUIFTJOHMFDIBOOFMNFBTVSFNFOUNPEFTQSFTTUPDIBOHFUIFEJTQMBZFENFBTVSFNFOUNPEF0QUJPOT
GPSDIBOOFMBSFQ)N73N7SFMBUJWFN7PS0310QUJPOTGPSDIBOOFMBSFTBUEJTTPMWFEPYZHFOJO
QFSDFOUTBUVSBUJPONH-EJTTPMWFEPYZHFOJONJMMJHSBNTQFSMJUFSPS¡$QSPCFNFNCSBOFUFNQFSBUVSF
*OUIFTFUVQDBMJCSBUJPOBOEPUIFSNFOVTQSFTTUPTDSPMMSJHIUUISPVHIBMJTUPGPQUJPOT
*OUIFNFBTVSFNFOUNPEFQSFTTUPMPHPSQSJOUBNFBTVSFNFOU
*OUIFTFUVQDBMJCSBUJPOBOEPUIFSNFOVTQSFTTUPTDSPMMEPXOUISPVHIBMJTUPGPQUJPOT
1SFTTUPWJFXUIFEBUBMPHBOEDBMJCSBUJPOMPHOrion Star A216 benchtop meters only.
Press to start or stop the stirrer probe. Orion Star A216 benchtop meters only.
log/print
mode
setup
hold
measure
(esc)
Orion Star A200
and A300 Series
Portable Keypad
Orion Star A200 Series
Benchtop Keypad

8Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
1. Press UPQPXFSUIFNFUFSPO8IFOUIFNFUFSJTPOQSFTTBOERVJDLMZSFMFBTF to turn the backlight
on or off or press and hold GPSBCPVUUISFFTFDPOETUPQPXFSUIFNFUFSPGG
2. Press to exit any meter function and return to the measurement mode.
3. The f1, f2, and f3GVODUJPOLFZTQFSGPSNBWBSJFUZPGNFUFSPQFSBUJPOT5IFNFOVTQFDJmDPQFSBUJPOJTTIPXO
above each key on the display. For example, press f1 in the measurement mode to start a calibration.
 5IF , , or LFZTBSFVTFEBTOBWJHBUJPOLFZTVQSJHIUEPXOMFGUXIFOTFMFDUJOHGSPNBmYFE
MJTUPSHSJEPGNFUFSPQUJPOT*OUIFNFBTVSFNFOUNPEFUIFTFLFZTBSFVTFEUPBDDFTTUIFTFUVQNFOVDIBOHF
the measurement mode, manually log or print a measurement and hold (freeze) a displayed measurement in the
continuous measurement mode.
 *OUIFDPOUJOVPVTNFBTVSFNFOUNPEFXIFO is pressed and the measurement is being held (frozen), only the
LFZXJMMCFGVODUJPOBMVOUJMUIFNFBTVSFNFOUJTSFMFBTFEVOGSP[FO
6. Press UPUVSOPOPSPGGUIFTUJSSFSQSPCF$BU/POrion Star A216 benchtop meters only.
 1SFTT to access the calibration log and data log. Orion Star A216 benchtop meters only.
Meter Maintenance
'PSSPVUJOFNFUFSNBJOUFOBODFEVTUBOEXJQFUIFNFUFSXJUIBEBNQDMPUI*GOFDFTTBSZXBSNXBUFSPSBNJME
XBUFSCBTFEEFUFSHFOUDBOCFVTFE.FUFSNBJOUFOBODFDBOCFQFSGPSNFEPOBEBJMZXFFLMZPSNPOUIMZCBTJTBT
SFRVJSFECZUIFFOWJSPONFOUJOXIJDIUIFNFUFSJTPQFSBUFE*NNFEJBUFMZSFNPWFBOZTQJMMFETVCTUBODFGSPNUIF
meter using the proper cleaning procedure for the type of spill.

9
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Chapter 3 Meter Setup
Navigating the Setup Menu
 *OUIFNFBTVSFNFOUNPEFQSFTT to enter the main setup menu.
2. Press , , or to scroll through the main setup menu options. Press f3 (select) to
select a main setup menu option.
3. Press or to scroll through setup submenu options. Press f3 (select) to select a setup submenu option.
 1FSGPSNUIFBQQSPQSJBUFBDUJPOTUPTFUUIFEFTJSFEQBSBNFUFSJOUIFTFUVQTVCNFOVT
a. To select a value from a list of options, press or to highlight the desired value and press
f3 (select) to set the value.
b. To enter a numeric value, use the numeric entry screen.
i. Select the value to be entered by pressing f3 (select) or f3 (edit)5IFOVNFSJDFOUSZTDSFFOXJMMQPQVQPOUIFEJTQMBZ
ii. Press , , or to highlight a number, decimal place or negative sign; press
f3 (enter)UPTFMFDUUIFIJHIMJHIUFEJUFNBOESFQFBUVOUJMUIFEFTJSFEWBMVFJTTIPXOPOUIFUPQPGUIFOVNFSJD
entry screen.
iii. Press f2 (done) to save the value and exit the numeric entry screen.
 1SFTTf1 (back) and then to return to the measurement mode at any time.
Setup Menu Overview
pH Channel DO/RDO Channel Settings Log View Diagnostics
Method
Mode & Settings
t.FBTVSF.PEF
t3FBE5ZQF
t3FTPMVUJPO
t#VGGFS(SPVQ
t4UBCJMJUZ
t"WFSBHJOH
t-JNJU"MBSN
t$BM%VF"MBSN
Temperature
t.BOVBM5FNQ7BMVF
t5FNQFSBUVSF6OJU
t5FNQFSBUVSFCalibration
t5FNQFSBUVSF*OQVU
Method
Mode & Settings
t.FBTVSF.PEF
t.FBTVSF6OJU
t3FTPMVUJPO
t3FBE5ZQF
t#BSP1SFTT
t4BMJOJUZ$PSSFDU
t4UBCJMJUZ
t"WFSBHJOH
t-JNJU"MBSN
t$BM%VF"MBSN
t3%0$BQ-JGF(RDO only)
Temperature
t.BOVBM5FNQ7BMVF
t5FNQFSBUVSF6OJU
t5FNQFSBUVSFCalibration
t5FNQFSBUVSF*OQVU
t&YQPSU%BUB
t%BUB-PH
t%BUF5JNF
t-BOHVBHF
t,FZ1SFTT#FFQ
t"MBSN#FFQ
t4UJSSFS(Star A216 meters only)
t$POUSBTU
t"VUP4IVU0GG
t6TFS*%
t4BNQMF*%
t%BUB-PH
t$BMJCSBUJPO-PH
t'BDUPSZ3FTFU
t6TFS3FTFU
t4FMG5FTU
t4UBCJMJUZ5FTU
t"CPVU.FUFS

10 Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
pH Channel Menu
5IFQ)$IBOOFMTFUVQNFOVJTVTFEUPSFWJFXBOEDIBOHFQBSBNFUFSTSFMBUJOHUPQ)N7SFMBUJWFN7BOE031
measurements and calibrations.
Main Setup Menu 2nd Level 3rd Level Menu Options Menu Description
pH Channel Method List of Methods
.FOVBMMPXTUIFDVSSFOUNFUFSTFUUJOHTUPCFTBWFEBTBOFXNFUIPE
an existing method to be run on the meter, or an existing method to be
WJFXFEFEJUFEDPQJFEEFMFUFEPSQSJOUFE
Mode and Settings
Measure Mode
tQ)
tN7
t3N7
t031
.FOVVTFEUPTFMFDUUIFEJTQMBZFENFBTVSFNFOUNPEFXIJDI
EFUFSNJOFTUIFUZQFPGDBMJCSBUJPOUIFNFUFSXJMMQFSGPSN
Read Type
t"VUP
t$POUJOVPVT
t5JNFE
.FOVVTFEUPTFMFDUIPXUIFNFUFSXJMMUBLFNFBTVSFNFOUT
Auto ( )– Press to take a measurement. When the
measurement is stable, it is locked on the display until is
pressed again.
Continuous – The measurement is constantly updated on the
display and stabilizing or readyJTTIPXOUPJOEJDBUFUIF
measurement stability.
Timed – Measurements are taken at a set time interval. To enter
the time interval, highlight tTimed press to highlight the
hours (HH), minutes (MM) or seconds (SS), press f3 (edit) and use
the numeric entry screen to change the values.
Resolution
t%FDJNBM1MBDF

t%FDJNBM1MBDFT

t%FDJNBM1MBDFT

Menu used to select the resolution for the displayed measurement values.
Buffer Group t64"
t%*/
Menu used to select the buffer group used for automatic buffer
recognition during pH calibrations.
64"oQ)CVGGFST
%*/oQ)CVGGFST

11
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
pH Channel Menu (cont.)
Main Setup Menu 2nd Level 3rd Level Menu Options Menu Description
pH Channel
(cont.)
Mode and Settings
(cont.)
Stability
t4NBSU4UBCJMJUZ
t'BTU
t.FEJVN
t4MPX
.FOVVTFEUPTFMFDUIPXUIFTUBCJMJUZPGUIFEJTQMBZFENFBTVSFNFOU
values is indicated. Smart Stability automatically compensates for
measurement conditions and optimizes the meter response time.
Averaging t0GG
t"VUPNBUJD4NBSU
Menu used to turn the averaging function on or off. Automatic Smart
automatically compensates for measurement conditions and optimizes
the meter response time.
-JNJU"MBSN
t-JNJU"MBSN
On
Off
t"MBSN4FUUJOHT
-PX
High
)JHI-PX
t)JHI-JNJU
t-PX-JNJU
Menu used to turn the limit alarm on or off and to set the limit alarm
parameters. The limit alarm is triggered if the measurement goes above
BIJHIWBMVFBOEPSCFMPXBMPXWBMVFTFUCZUIFPQFSBUPS1SFTT
or to change the setting on each line, press or to select
another line and use the numeric entry screen to enter limit values.
Cal Due Alarm
t$BM%VF"MBSN
On
Off
t$BM%VF-JNJU
Menu used to turn the calibration due alarm on or off and to set the
calibration due alarm time. The calibration due alarm is triggered if a
TFUBNPVOUPGUJNFIBTQBTTFEXJUIPVUBDBMJCSBUJPOCFJOHQFSGPSNFE
Press or to change the setting on the top line, press or
to select another line and use the numeric entry screen to enter
the calibration due value in hours.
Temperature Manual Temp Value Default value or last
entered value
.FOVVTFEUPTFUUIFUFNQFSBUVSFWBMVFUIBUXJMMCFVTFEGPSBMM
NFBTVSFNFOUTBOEDBMJCSBUJPOT6TFUIFOVNFSJDFOUSZTDSFFOUPFOUFS
the temperature.
5FNQFSBUVSF6OJU t$FMTJVT
t'BISFOIFJU Menu used to select the temperature units.
Temperature Calibration
t"5$
t4PMVUJPO
Temperature
t.FNCSBOF
Temperature
t4PM.FN
Temperature
t"5$4PM
Mem Temp
.FOVBMMPXTUIFUFNQFSBUVSFNFBTVSFECZBO"5$QSPCFTFQBSBUFPS
built in to an electrode), solution temperature measured by a DO probe,
membrane temperature measured by a DO probe or a combination of
these to be adjusted by the operator.
5FNQFSBUVSF*OQVU
t"5$
t%01SPCF
t.BOVBM
.FOVVTFEUPTFMFDUUIFTPVSDFPGUIFUFNQFSBUVSFNFBTVSFNFOUXIFO
NVMUJQMFFMFDUSPEFTXJUIUFNQFSBUVSFGVODUJPOBSFDPOOFDUFEUPUIFNFUFS

12 Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
DO/RDO Channel Menu
5IF%03%0$IBOOFMTFUVQNFOVJTVTFEUPSFWJFXBOEDIBOHFQBSBNFUFSTSFMBUJOHUPEJTTPMWFEPYZHFONFBTVSFNFOUT
and calibrations.
Main Setup Menu 2nd Level 3rd Level Menu Options Menu Description
DO/RDO Channel Method List of Methods
.FOVBMMPXTUIFDVSSFOUNFUFSTFUUJOHTUPCFTBWFEBTBOFXNFUIPE
an existing method to be run on the meter, or an existing method to be
WJFXFEFEJUFEDPQJFEEFMFUFEPSQSJOUFE
Mode and Settings
Measure Mode
t%0
t3%0
t"VUP
Menu used to select the type of DO probe used. The meter accepts
and automatically recognizes Orion RDO optical DO probes and Orion
QPMBSPHSBQIJD%0QSPCFT6TFUIJTNFOVJGBEJGGFSFOUQSPCFJTVTFEPS
the probe type needs to be verified.
.FBTVSF6OJU tNH-
tTBU Menu used to select the displayed measurement units.
3FTPMVUJPONH-NPEF
t1 Decimal Place

t2 Decimal Places

Menu used to select the resolution for the displayed measurement values.
3FTPMVUJPOTBUNPEF
t1 Decimal Place
1
t2 Decimal Places

Menu used to select the resolution for the displayed measurement values.
Read Type
t"VUP
t$POUJOVPVT
t5JNFE
.FOVVTFEUPTFMFDUIPXUIFNFUFSXJMMUBLFNFBTVSFNFOUT
Auto ( ) – Press to take a measurement. When the
measurement is stable, it is locked on the display until is
pressed again.
Continuous – The measurement is constantly updated on the
display and stabilizing or readyJTTIPXOUPJOEJDBUFUIF
measurement stability.
Timed – Measurements are taken at a set time interval. To enter
the time interval, highlight t5JNFEpress to highlight the
hours (HH), minutes (MM) or seconds (SS), press f3 (edit) and use
the numeric entry screen to change the values.
Baro Press tAutomatic
tManual
Menu used to select automatic or manual barometric pressure
DPNQFOTBUJPOGPSEJTTPMWFEPYZHFONFBTVSFNFOUT6TFUIFOVNFSJD
entry screen to enter a manual value.
Salinity Correct tManual Menu used to set manual salinity correction for dissolved oxygen
NFBTVSFNFOUT6TFUIFOVNFSJDFOUSZTDSFFOUPFOUFSBNBOVBMWBMVF
Stability
t4NBSU4UBCJMJUZ
t'BTU
t.FEJVN
t4MPX
.FOVVTFEUPTFMFDUIPXUIFTUBCJMJUZPGUIFEJTQMBZFENFBTVSFNFOU
values is indicated. Smart Stability automatically compensates for
measurement conditions and optimizes the meter response time.

13
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
DO/RDO Channel Menu (cont.)
Main Setup Menu 2nd Level 3rd Level Menu Options Menu Description
DO/RDO Channel
(cont.)
Mode and Settings
(cont.)
Averaging t0GG
t"VUPNBUJD4NBSU
Menu used to turn the averaging function on or off. Automatic Smart
automatically compensates for measurement conditions and optimizes
the meter response time.
-JNJU"MBSN
t-JNJU"MBSN
On
Off
t"MBSN4FUUJOHT
-PX
High
)JHI-PX
t)JHI-JNJU
t-PX-JNJU
Menu used to turn the limit alarm on or off and to set the limit alarm
parameters. The limit alarm is triggered if the measurement goes above
BIJHIWBMVFBOEPSCFMPXBMPXWBMVFTFUCZUIFPQFSBUPS1SFTT
or to change the setting on each line, press or to select
another line and use the numeric entry screen to enter limit values.
Cal Due Alarm
t$BM%VF"MBSN
On
Off
t$BM%VF-JNJU
Menu used to turn the calibration due alarm on or off and to set the
calibration due alarm time. The calibration due alarm is triggered if a
TFUBNPVOUPGUJNFIBTQBTTFEXJUIPVUBDBMJCSBUJPOCFJOHQFSGPSNFE
Press or to change the setting on the top line, press or
to select another line and use the numeric entry screen to enter
the calibration due value in hours.
3%0$BQ-JGF
(RDO mode)
$BQ-JGF
4FSJBM/VNCFS
Menu used to display the RDO optical cap life as days remaining and the
RDO optical cap serial number.
Temperature Manual Temp Value Default value or last
entered value
.FOVVTFEUPTFUUIFUFNQFSBUVSFWBMVFUIBUXJMMCFVTFEGPSBMM
NFBTVSFNFOUTBOEDBMJCSBUJPOT6TFUIFOVNFSJDFOUSZTDSFFOUPFOUFS
the temperature.
5FNQFSBUVSF6OJU t$FMTJVT
t'BISFOIFJU Menu used to select the temperature units.
Temperature Calibration
t4PMVUJPO5FNQFSBUVSF
t.FNCSBOF
Temperature
t4PM.FN
Temperature
.FOVBMMPXTUIFTPMVUJPOUFNQFSBUVSFNFBTVSFECZB%0QSPCF
membrane temperature measured by a DO probe or a combination of
these to be adjusted by the operator.
5FNQFSBUVSF*OQVU
t"5$
t%01SPCF
t.BOVBM
.FOVVTFEUPTFMFDUUIFTPVSDFPGUIFUFNQFSBUVSFNFBTVSFNFOUXIFO
NVMUJQMFFMFDUSPEFTXJUIUFNQFSBUVSFGVODUJPOBSFDPOOFDUFEUPUIFNFUFS

14 Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Settings Menu
5IF4FUUJOHTTFUVQNFOVJTVTFEUPSFWJFXBOEDIBOHFQBSBNFUFSTSFMBUJOHUPUIFHFOFSBMPQFSBUJPOPGUIFNFUFS
Main Setup Menu 2nd Level Menu Options Menu Description
Settings
&YQPSU%BUB
t1SJOUJOH
t0O
t0GG
t$PNN4FUVQ
t34
t64#
t%BUB'PSNBU
t1SJOUFS
t1$$47
t$PNN$POGJH
t
t
t
t
t
t
Menu used to turn data exporting on or off, set the meter to be interfaced using the
34PS64#QPSUTFUUIFFYQPSUFEEBUBGPSNBUGPSBQSJOUFSTUSJOHPGUFYUPS1$
(comma delimited text) and set the baud rate.
%BUB-PH t0GG
t0O Menu used to turn on or off the data log feature.
Date / Time t%BUF
t%%..::
t..%%::
t5JNF
t)PVS$MPDL
t)PVS$MPDL
Menu used to set the date format as day/month/year or month/day/year; enter
UIFEBUFWBMVFTTFUUIFUJNFGPSNBUBTIPVSPSIPVSDMPDLBOEFOUFSUIFUJNF
WBMVFT6TFUIFOVNFSJDFOUSZTDSFFOUPFOUFSUIFWBMVFT
-BOHVBHF t&OHMJTI
t4QBOJTI
t(FSNBO
t'SFODI
t*UBMJBO
t$IJOFTF
Menu used to set the language for all displayed meter prompts.
,FZ1SFTT#FFQ t0GG
t0O Menu used to turn on or off the beep sound made every time a meter key is pressed.
Alarm Beep t0GG
t0O .FOVVTFEUPUVSOPOPSPGGUIFCFFQTPVOENBEFXIFOBOBMBSNWBMVFJTSFBDIFE

15
Thermo Scientific Orion Star A216 Benchtop and Star A326 Portable pH/RDO/DO Meter Reference Guide
Settings Menu (cont.)
Main Setup Menu 2nd Level Menu Options Menu Description
Settings (cont.)
Stirrer t4QFFE
t4QFFE
t4QFFE
t4QFFE
t4QFFE
Menu used to turn the stirrer probe on or off and to set the stirrer probe speed.
Star A216 meters only.
Contrast t-FWFM
t-FWFM
t-FWFM
t-FWFM
t-FWFM
t-FWFM
Menu used to set the display contrast.
Auto Shut Off t0GG
t0O
.FOVVTFEUPUVSOPOPSPGGUIFNFUFSBVUPNBUJDTIVUPGGGFBUVSFXIJDIUVSOTUIF
NFUFSPGGXIFOOPLFZTBSFQSFTTFEGPSNJOVUFT
6TFS*% Default value or last
entered value .FOVVTFEUPTFUUIFVTFS*%6TFUIFBMQIBOVNFSJDFOUSZTDSFFOUPFOUFSUIFVTFS*%
4BNQMF*% t0GG
t.BOVBM
t"VUP*ODSFNFOUBM
.FOVVTFEUPUVSOUIFTBNQMF*%PGGPSPO8IFOTBNQMF*%JTTFUUPNBOVBMPSBVUP
JODSFNFOUBMFOUFSUIFTBNQMF*%JOUIFNFBTVSFNFOUNPEFCZQSFTTJOHf2 (sample
ID) and using the alphanumeric entry screen.
View Log Menu
5IF7JFX-PHTFUVQNFOVJTVTFEUPBDDFTTJOGPSNBUJPOTUPSFEJOUIFEBUBMPHBOEDBMJCSBUJPOMPH3FGFSUPUIF%BUB
Storage and Retrieval chapter for detailed information on using this setup menu.
Diagnostics Menu
5IF%JBHOPTUJDTTFUVQNFOVJTVTFEUPQFSGPSNUIFNFUFSTFMGUFTUSFTFUUIFNFUFSUPUIFGBDUPSZEFGBVMUTFUUJOHTBOE
EJTQMBZNFUFSJOGPSNBUJPOJODMVEJOHTFSJBMOVNCFSBOETPGUXBSFSFWJTJPO3FGFSUPUIF$VTUPNFS4FSWJDFTDIBQUFSGPS
detailed information on using this setup menu.